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Results – Spectra Precision Survey Pro v3.80 Recon iPAQ Reference Manual User Manual

Page 212

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Survey Pro Reference Manual

R-206

Results

Tangent In

: the tangent direction entering the spiral at the TS or CS.

Tangent Out

: the tangent direction exiting the spiral at the SC or ST.

X of Throw

: is the distance along the tangent where a perpendicular

line intersects with the radius point.

Y of Throw

: is the minimum distance between the tangent and the

extended circular curve.

X

: is the distance from the TS to the SC along the tangent.

Y

: is distance from the SC to the tangent.

Delta

: is the angle between the tangent, and the line between the PI

and SC.